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Dhananjay Ramakrishnappa
Greenhorn

Joined: Jul 25, 2005
Posts: 5
Therz no difference in terms of effieciency.

In the first case a is compared with null

In the second case null is compared with a.

Its very much similar to if(a==a){}
Barry Gaunt
Ranch Hand

Joined: Aug 03, 2002
Posts: 7729
I thing this post belongs in the Performance forum in this thread


Ask a Meaningful Question and HowToAskQuestionsOnJavaRanch
Getting someone to think and try something out is much more useful than just telling them the answer.
 
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